In-line roller skate



FIG. 1 is a right side elevational view of the in-line roller skate of the present design;

FIG. 2 is a rear elevational view of the in-line roller skate shown in FIG. 1;

FIG. 3 is a front elevational view of the in-line roller skate shown in FIG. 1;

FIG. 4 is a left side elevational view of the in-line roller skate shown in FIG. 1;

FIG. 5 is a top plan view of the in-line roller skate shown in FIG. 1; and,

FIG. 6 is a bottom plan view of the in-line roller skate shown in FIG. 1. 

The ornamental design for an in-line roller skate, as shown and described. 